How many nouns are in the song a noun is person place or thing by schoolhouse rock?

The song 'A Noun is a Person Place or Thing' by Schoolhouse Rock mentions 14 nouns:

1. Noun

2. Person

3. Place

4. Thing

5. Dog

6. Cat

7. Desk

8. Sky

9. Time

10. Table

11. Chair

12. Rock

13. Mountain

14. Book